*SUPPORT*
IN: fep tufa OUT: RED RED
IN: wif dax zup OUT: BLUE BLUE PURPLE BLUE
IN: fep lug OUT: RED RED RED
IN: gazzer fep tufa dax zup OUT: BLUE BLUE YELLOW RED RED BLUE
IN: zup lug OUT: BLUE BLUE BLUE
IN: zup OUT: BLUE
IN: zup tufa dax zup OUT: BLUE BLUE BLUE BLUE BLUE
IN: fep fep tufa dax gazzer OUT: YELLOW YELLOW RED RED RED YELLOW
IN: wif OUT: PURPLE
IN: gazzer OUT: YELLOW
IN: zup tufa OUT: BLUE BLUE
IN: fep zup tufa OUT: RED BLUE BLUE
IN: fep fep OUT: RED RED
IN: gazzer zup dax gazzer OUT: YELLOW YELLOW YELLOW BLUE YELLOW

*QUERY*
IN: zup fep OUT: BLUE RED
IN: zup gazzer fep wif dax gazzer OUT: YELLOW YELLOW BLUE YELLOW RED PURPLE YELLOW
IN: gazzer tufa OUT: YELLOW YELLOW
IN: wif zup zup wif tufa OUT: PURPLE BLUE BLUE PURPLE PURPLE
IN: fep tufa lug OUT: RED RED RED RED RED RED
IN: zup tufa lug OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: wif tufa OUT: PURPLE PURPLE
IN: gazzer gazzer zup tufa OUT: YELLOW YELLOW BLUE BLUE
IN: zup dax fep OUT: RED RED BLUE RED
IN: fep OUT: RED

*GRAMMAR*
fep -> RED 
 gazzer -> YELLOW 
 wif -> PURPLE 
 zup -> BLUE 
 x1 lug -> [x1] [x1] [x1] 
 u1 tufa -> [u1] [u1] 
 x1 dax u1 -> [u1] [u1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 